While the team investigates the 1989 case of a prom queen who was killed by a potentially deliberate hit-and-run after her prom, Rush tries to ignore her father's appeals to give her troublemaker sister another chance after she suddenly resurfaces.
- Kathryn Morris as Lilly Rush
- Danny Pino as Scotty Valens
- John Finn as John Stillman
- Jeremy Ratchford as Nick Vera
- Thom Barry as Will Jeffries
- Tracie Thoms as Kat Miller
- Nicki Aycox as Christina Rush
- Rob Benedict as Steve Burke (1989)
- Ismael "East" Carlo as Ramiro Valens
- Chris Coppola as Cole Austen (2010)
- Rey Gallegos as Hector Cruz
- Sarah Habel as Felicia Grant
- Blake Hood as Cole Austen (1989)
- Terri Hoyos as Rosa Valens
- Kerry O'Malley as Suzie Hill (2010)
- Joel Polis as Steve Burke (2010)
- Jed Rees as Evan "Corky" Mazer (2010)
- Najarra Townsend as Suzie Hill (1989)
- Peter Vack as Lee Mavoides (1989)
- Brandon Lewis as Troy (1989)
- Panuvat Anthony Nanakornpanom as Jimmy Mota
- Brendan Robinson as Evan "Corky" Mazer (1989)
- Unknown actress as Tess
- The first part of the two-hour season finale.
- Tracie Thoms does not appear in this episode.
- For the third time, the main actors are not credited in an opening sequence. Instead they are listed afer a brief title sequence as the episode plays.
- Paul Cooper is confirmed to be Christina Rush's father in this episdoe.
- This episode features a number of parallels to "Family". In both episodes the victim was a high school student in the late 1980's mowed down by a car the night of their senior prom. In both cases, the driver was a member of their school faculty.
- Last appearance of Raymond J. Barry as Paul Cooper.
- Young MC "Bust a Move"
- Ann Wilson and Mike Reno "Almost Paradise"
- SImple Minds "Don't You (Forget About Me)"
- Aerosmith "Angel"
- Morrissey "Suedehead"
- OMD "If You Leave"
- U2 "All I Want Is You"